<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图像，列表，标签</title>
</head>
<body>
    <h2>图像标签</h2>
    <img src="alen.jpg" width="300" height="300">
    <h1>一行三列</h1>
    <table border="1" cellspadding="0" cellspacing="0" width="200">
        <tr>
            <td>222</td>
            <td>444</td>
            <td>555</td>
        </tr>
    </table>
    <table border="1" cellspadding="0" cellspacing="0" width="200">
        <tr>
            <td>222</td>
            <td>444</td>
            <td>555</td>
        </tr>
        <h1>两行三列</h1>
        <tr>
            <td>222</td>
            <td>444</td>
            <td>555</td>
        </tr>
        
    </table>
    <h1>列表标签</h1>
    <p>有序标签</p>
    <ol>
        <li>coffee</li>
        <li>milk</li>
    </ol>
    <h1>无序列表</h1>
    <ul>
        <li>coffee</li>
        <li>milk</li>
    </ul>
<dl>
    <dd>上午</dd>
    <dt>睡觉</dt>
    <dd>下午</dd>
    <dt>学习</dt>
</dl>
</body>
</html>